c语言大作业-图片处理器(基于Qt5.14.2与Opencv4.5.5)

#include "pic.h" #include "ui_pic.h" #include<QFileDialog> #include<QPainter> #include<QPixmap> #include<QLineEdit> #include<QPushButton> #include<QLabel> #include<QTimer> #include<QMovie> #include<QErrorMessage> #include<QIcon> #include<opencv2/opencv.hpp> #include<opencv2/core.hpp> #include<QDebug> #include<string> #include<QGroupBox> #include<opencv2/imgproc.hpp> #include<opencv2/imgproc/imgproc.hpp> #include<vector> #include<board.h> using namespace cv; using namespace std; String changefn(String); pic::pic(QWidget *parent) : QMainWindow(parent), ui(new Ui::pic) { ui->setupUi(this); this->setFixedSize(800,800); this->setWindowIcon(QPixmap(":/res/icon.jpg")); this->setWindowTitle("Picture"); QLineEdit* lineEdit=new QLineEdit(this); QPushButton* btn=new QPushButton(this); btn->resize(150,50); btn->setText("choose"); btn->move(50,50); lineEdit->resize(500,50); lineEdit->move(250,50); QLabel* label=new QLabel(this); label->resize(800,700); label->move(0,100); QMovie* movie=new QMovie(":/res/nkfight"); QLabel* label2=new QLabel(this); label2->resize(240,240); label2->move(this->width()-240,this->height()-240); label2->setMovie(movie); movie->start(); connect(btn,&QPushButton::clicked,[=](){ QString fileName=QFileDialog::getOpenFileName(); lineEdit->setText(fileName); }); connect(ui->actiontocam,&QAction::triggered,[=](){ QTimer::singleShot(500,this,[=](){ this->hide(); cam->show(); }); }); connect(cam,&camera::backto,[=](){ cam->hide(); emit backto(); }); connect(ui->actionreturn,&QAction::triggered,[=](){ emit backto(); }); //功能模块一 参看选中的原始图片 connect(ui->actionlook,&QAction::triggered,[=](){ QString fileName=lineEdit->text(); if(fileName != "") { board* b=new board(fileName); b->show(); } else { QErrorMessage* qe=new QErrorMessage(); qe->setWindowTitle("Error"); qe->showMessage("Picture does not exist!"); qe->setWindowIcon(QIcon(":/res/error.jpeg")); qe->resize(400,200); qe->show(); } }); //功能模块二 实现灰度化 connect(ui->actiongray,&QAction::triggered,[=](){ QString fileName=lineEdit->text(); String fn=fileName.toStdString(); Mat img=imread(changefn(fn),0); Mat imgg; board* b=new board(img,"Gray"); b->show(); }); //功能模块三 实现阈值分割 QGroupBox* box1=new QGroupBox("Threshold",this); box1->resize(200,260); box1->move(50,150); QPushButton* box1_btn1=new QPushButton("normal",box1); box1_btn1->resize(150,60); box1_btn1->move(25,20); QPushButton* box1_btn2=new QPushButton("OTSU",box1); box1_btn2->resize(150,60); box1_btn2->move(25,100); QPushButton* box1_btn3=new QPushButton("adaptive",box1); box1_btn3->resize(150,60); box1_btn3->move(25,180); connect(box1_btn1,&QPushButton::clicked,[=](){ QString fileName=lineEdit->text(); if(fileName=="") { QErrorMessage* qe=new QErrorMessage(); qe->setWindowTitle("Error"); qe->showMessage("Picture does not exist!"); qe->setWindowIcon(QIcon(":/res/error.jpeg")); qe->resize(400,200); qe->show(); } else { String fn=fileName.toStdString(); Mat img=imread(changefn(fn),0); board* b=new board(img,"Normal_Threshold"); b->show(); } }); connect(box1_btn2,&QPushButton::clicked,[=](){ QString fileName=lineEdit->text(); if(fileName=="") { QErrorMessage* qe=new QErrorMessage(); qe->setWindowTitle("Error"); qe->showMessage("Picture does not exist!"); qe->setWindowIcon(QIcon(":/res/error.jpeg")); qe->resize(400,200); qe->show(); } else { String fn=fileName.toStdString(); Mat img=imread(changefn(fn),0); Mat res; int OTSU_thres=threshold(img,res,100,255,THRESH_OTSU); board* b=new board(res,QString("OTSU_Threshold:%1").arg(OTSU_thres)); b->show(); } }); connect(box1_btn3,&QPushButton::clicked,[=](){ QString fileName=lineEdit->text(); if(fileName=="") { QErrorMessage* qe=new QErrorMessage(); qe->setWindowTitle("Error"); qe->showMessage("Picture does not exist!"); qe->setWindowIcon(QIcon(":/res/error.jpeg")); qe->resize(400,200); qe->show(); } else { String fn=fileName.toStdString(); Mat img=imread(changefn(fn),0); Mat res; adaptiveThreshold(img,res,255,0,1,3,10); board* b=new board(res,"Adaptive_Threshold"); b->show(); } }); //功能模块四 实现图像平滑滤波 QGroupBox* box2=new QGroupBox("Filter",this); box2->resize(200,260); box2->move(300,150); QPushButton* box2_btn1=new QPushButton("MeanBlur",box2); box2_btn1->resize(150,60); box2_btn1->move(25,20); QPushButton* box2_btn2=new QPushButton("MedianBlur",box2); box2_btn2->resize(150,60); box2_btn2->move(25,100); QPushButton* box2_btn3=new QPushButton("GaussianBlur",box2); box2_btn3->resize(150,60); box2_btn3->move(25,180); connect(box2_btn1,&QPushButton::clicked,[=](){ QString fileName=lineEdit->text(); if(fileName=="") { QErrorMessage* qe=new QErrorMessage(); qe->setWindowTitle("Error"); qe->showMessage("Picture does not exist!"); qe->setWindowIcon(QIcon(":/res/error.jpeg")); qe->resize(400,200); qe->show(); } else { String fn=fileName.toStdString(); Mat img=imread(changefn(fn)); Mat res; blur(img,res,Size(5,5)); board* b=new board(res,"Mean_Filter"); b->show(); } }); connect(box2_btn2,&QPushButton::clicked,[=](){ QString fileName=lineEdit->text(); if(fileName=="") { QErrorMessage* qe=new QErrorMessage(); qe->setWindowTitle("Error"); qe->showMessage("Picture does not exist!"); qe->setWindowIcon(QIcon(":/res/error.jpeg")); qe->resize(400,200); qe->show(); } else { String fn=fileName.toStdString(); Mat img=imread(changefn(fn)); Mat res; medianBlur(img,res,5); board* b=new board(res,"Median_Filter"); b->show(); } }); connect(box2_btn3,&QPushButton::clicked,[=](){ QString fileName=lineEdit->text(); if(fileName=="") { QErrorMessage* qe=new QErrorMessage(); qe->setWindowTitle("Error"); qe->showMessage("Picture does not exist!"); qe->setWindowIcon(QIcon(":/res/error.jpeg")); qe->resize(400,200); qe->show(); } else { String fn=fileName.toStdString(); Mat img=imread(changefn(fn)); Mat res; GaussianBlur(img,res,Size(5,5),0); board* b=new board(res,"Gaussian_Filter"); b->show(); } }); //功能模块五 实现边缘检测功能 QGroupBox* box3=new QGroupBox("EdgeDetector",this); box3->resize(200,260); box3->move(550,150); QPushButton* box3_btn1=new QPushButton("Sobel",box3); box3_btn1->resize(150,60); box3_btn1->move(25,20); QPushButton* box3_btn2=new QPushButton("Lapl